Drugs & Medical Equipment
Filter
419
Featured
Language
Document type
No document type
251
Guidelines
71
Studies & Reports
48
Fact sheets
13
Strategic & Response Plan
11
Manuals
7
Resource Platforms
7
Infographics
5
Videos
3
Training Material
2
Brochures
1
Countries / Regions
Ethiopia
32
Kenya
24
Uganda
23
South Africa
21
Rwanda
20
India
19
Nepal
17
Nigeria
17
Indonesia
15
Zimbabwe
13
Bangladesh
13
Ghana
12
Chile
12
Burkina Faso
12
Tanzania
12
Zambia
12
Haiti
11
Ukraine
9
Benin
9
Malawi
9
Botswana
9
Sierra Leone
8
Namibia
7
Lesotho
6
Bolivia
6
Myanmar / Burma
6
Senegal
5
Congo, Democratic Republic of
5
Paraguay
5
Liberia
5
Eswatini/ Swaziland
5
Philippines
4
Latin America and the Carribbean
4
Eastern Europe and Central Asia
4
Argentina
4
Central African Republic
4
Colombia
3
Global
3
West and Central Africa
3
Middle East and North Africa
3
Western and Central Europe
3
Madagascar
3
Mozambique
2
Cambodia
2
Germany
2
United Kingdom
2
East and Southern Africa
2
North Macedonia
1
Tajikistan
1
Thailand
1
Serbia
1
Australia
1
China
1
Kazakhstan
1
Syria
1
Fiji
1
Kyrgyzstan
1
Uzbekistan
1
Peru
1
Malaysia
1
Armenia
1
Africa
1
Guinea-Bissau
1
Venezuela
1
South–East Asia Region
1
Brazil
1
Russia
1
Sudan
1
Georgia
1
Angola
1
Chad
1
Libya
1
Somalia
1
Ecuador
1
Authors & Publishers
Food, Medicine and Health care Administration and Control Authority of Ethiopia (FMHACA)
12
World Health Organization WHO
10
Ministry of Health, Kenya
9
Ministry of Health Republic of Indonesia
8
Directorate General of Drug Administration,, Ministry of Health and Family Welfare, People's Republic of Bangladesh
7
Ministerio de Salud Chile
7
Ministry of Health, Republic of Uganda
7
Ministry of Health, Zambia
7
Government of Rwanda
6
Ministry of Health, Rwanda
6
World Health Organisation (WHO)
6
World Health Organization WHO, Regional Office of Europe
6
Federal Ministry of Health, Nigeria
5
Ministry of Health and Social Services (MOHSS)
4
Ministry of Health Uganda
4
Ministry of Health, Gabarone, Botswana
4
National Agency for Food and Drugs Administration and Control (NAFDAC)
4
National Department of Health South Africa
4
Pharmacy Board Sierra Leone
4
President of the Republic of Indonesia
4
Zambia Medicines Regulatory Authority (ZAMRA)
4
Africa CDC Centres for Disease Control and Prevention
3
African Union
3
et al.
3
JICA
3
Medicines Control Authority of Zimbabwe (MCAZ)
3
Ministerio de Salud Bolivia
3
Ministerio de Salud, Gobierno de Chile
3
Ministry of Health Ghana
3
Ministry of Health, Ghana
3
Ministry of Health, Ukraine
3
Tanzania Food & Drugs Authority (TFDA)
3
USAID
3
BMC Health Services Research
2
Chatanga, Peter
2
Daniel Kojo Arhinful
2
Department of Health, Republic of South Africa
2
Federal Democratic Republic of Ethiopia -Ministry of Health
2
Food and Drugs Authority (FDA), Ghana
2
Food, Medicine and Healthcare Administration and Control Authority of Ethiopia
2
HAI
2
Martínez T. H.
2
Ministerio de Salud Argentina
2
Ministry of health
2
Ministry of Health & Family Welfare (MOHFW), Government of India
2
Ministry of Health & Social Welfare, Liberia
2
Ministry of Health and Child Welfare, Zimbabwe
2
Ministry of Health and Family Welfare Government of the People's Republic of Bangladesh
2
Ministry of Health and Social Welfare, Tanzania
2
Ministry of Health, Kingdom of Swaziland
2
Mugomeri, Eltony
2
National AIDS
2
National Department of Health, Republic of South Africa
2
National Drug Authority (NDA), Uganda
2
National Pharmacy Council (NPC)
2
OPS
2
Organización Mundial de la Salud OMS
2
PAHO
2
Pan American Health Organization PAHO
2
Pharmacy and Poisons Board
2
Pharmacy, Medicines & Poisons Board, Malawi
2
Republic of Kenya, Ministry of Health
2
SAHPRA
2
The Global Fund
2
The Government of Uganda
2
The Uganda Gazette
2
UN Industrial Development Organization
2
USAID, SIAPS
2
Velisha Ann Perumal-Pillay & Fatima Suleman
2
WHO (OMS)
2
World Health Organisation
2
World Health Organisation (WHO), Ministry of Health Nepal
2
World Health Organization
2
Abida Haq binti Syed M. Haq et al.
1
Advancing pharmacy worldwide
1
African Journal of Pharmacy and Pharmacology
1
Agence du Médicament de Madagascar
1
Agudo C. T., Nattez S.G.V.
1
Ahumada A., Ebensperger R. et al
1
Alam K., Shah A.K., Ojah P., et al.
1
Allers, Claudia, Timothy O’Hearn, and Meba Kagone
1
Almeida C
1
Anna Melissa S. Guerrero
1
Annales de l’Unité de recherche en pratique pharmaceutique
1
Arlington, VA: Management Sciences for Health
1
Bayiha Ba
1
Bioforce Development Institute – Burkina Faso Country Survey
1
Bizimana, T.
1
Bois et forêts des tropiques
1
Botswana Essential Drug Action Programme (BEDAP), Ministry of Health, Republic of Botswana
1
British Society of Antimicrobial Chemotherapy
1
Brunner B., J. Barnes, A. Carmona et. al.
1
Buckley, A.
1
BUKO Pharma-Kampagne
1
Bundesinstitut für Arzneimittel und Medizinprodukte BfArM
1
Bussières JF
1
Carine Baxerres
1
Centre d’Information Pharmacothérapeutique du Bénin (CIP-BENIN)
1
Centre for Renewable and Sustainable Energy Studies (CRSES) at Stellenbosch University
1
Chakane, Ntema
1
Chana, R
1
Chapeyama, Oliver
1
Coignez, V., Hajjou, M., and Smine
1
Cole CP, James PB, Kargbo AT
1
Comité Coordination ONG
1
Coordinating Minister of People's Welfare
1
D. Fitzgerald, U. Terblanche and K. Kritzinger
1
Dahal P., Bhattarai B., Adhikari D., et al.
1
DeFilipps, Robert A.
1
Department of Health (DOH)
1
Diadié Maïga, Bedel Evi, Angélique Gbaguidi
1
Dilip Nathwani
1
Dirección de Medicamentos y Tecnologías en Salud, Colombia
1
Direction des Pharmacies et du Médicament
1
Direction général de la pharmacie, du médicament et des laboratoires
1
Dr F Siyoi, Dr C Forshaw, Dr J Mbuva ,Dr M Thuo, Dr N Mucheru, Dr E Ominde-Ogaja, Dr R Mbindyo, Mrs R Kirika
1
Dr Giraud Ekanmian
1
Dr Habib Ganfon
1
Drug Administration and Control Authority (DACA) of Ethiopia
1
Drug Administration and Control Authority of Ethiopia , et al.
1
Drug Administration and Control Authority of Ethiopia Contents
1
Drug Safety Monitoring Programme
1
Drugs Advisory Board, Republic of Botswana (Gabarone, Botswana)
1
Dutta, S.
1
Ecumenical Pharmaceutical Network
1
Eskender Eshetu Ali
1
Espinal, Y.A.
1
Ethiopian Drug Administration and Control Authority (DACA)
1
Ethiopian Food and Drug Authority
1
Ethnopharmacologia
1
Federal Democratic Republic of Ethiopia, Ministry of Health
1
Federal Ministry of Health
1
Federal Ministry of Health Nigeria , World Health Organisation (WHO)
1
Federal Ministry of Health Nigeria , World Health Organisation (WHO), DFID, et al.
1
Federal Ministry of Health, Uganda
1
Federal Republic of Nigeria
1
Fernando, R. et al.
1
Fiji Pharmaceutical Service
1
Fiscalia Nacional Economica, Gobierno de Chile
1
Flaurine J - J. Joseph et al.
1
Food and Agriculture Organization of the United Nations FAO
1
Food and Drug Authority (FDA), Ghana
1
General Pharmaceutical Council
1
Genral Pharmaceutical Council UK
1
German Doctors
1
Ghana AMR Project
1
Gildas Agodokpessi, Nadia Aït-Khaled, Martin Gninafon, Leon Tawo, Wilfried Bekou, Christophe Perrin, Karen Bissell, Nils Billo, Donald A Enarson, Chen-Yuan Chiang
1
Goverment of India, Ministry of Ayush, National Medicinal Plants Board
1
Government Gazette of the Republic of Namibia
1
Government of Botswana
1
Government of India, Ministry of Chemicals & Fertilizers, Department of Pharmaceuticals
1
Government of India, Ministry of Health and Family Welfare, National AIDS Control Organisation (NACO), National Blood Transfusion Services
1
Government of India, Planning Commission
1
Government of Kenya
1
Government of Libya
1
Government of Nepal
1
Government of Nepale
1
Government of South Africa
1
Government of Tanzania
1
Government of the Kingdom of Swaziland
1
Government of the Kingdom of Swaziland Ministry of Health, the US President’s Emergency Plan for AIDS Relief, USAID, and SPS
1
Government of Zimbabwe
1
HAL archives-ouvertes
1
Harinder Singh Chahal, Nazaire St. Fort, Lisa Bero
1
HEALTH & FAMILY WELFARE DEPARTMENT GOVERNMENT OF ODISHA
1
Health Care without Harm
1
Health Cluster World Health Organization
1
Health Infrastructure Division
1
Health policy and planning
1
Hesperian
1
Indian Academy of Pediatrics
1
Indian Council of Medical Research India
1
Indonesian Society of Internal Medicine
1
IntechOpen
1
International Journal of Health Policy and Management IJHPM
1
Iosue, S.
1
IUCN (International Union for Conservation of Nature), KNCF (Keidanren Nature Conservation Fund)
1
JNHRC
1
Joel
1
John Botsang
1
Joseph, F. J.-J.
1
Journal des anthropologues
1
Journal of Global Health
1
Journal of Pharmaceutical Policy and Practice
1
Kadam. A.
1
Kafle KK., Karkee SB., Shrestha N., et al.
1
Kagisha, V.
1
Kazembe, L.N. & Neema, I.
1
Kenya Law Reports (KLR)
1
KIT (Royal Tropical Institute) Development Policy & Practice/ Vrije Universiteit Amsterdam
1
Krause G., M. Borchert, J. Benzler et al.
1
Krupnick, Gary A.
1
La Révue Médicale de Madagascar
1
Lankoande M., P. Bonkoungou, S. Traore et al.
1
LEAP
1
Levenger, M., Ongeri, B., Wolde, A. & Kagoya, H.R.
1
Liberia Medicines and Health Products Regulatory Authority (LMHRA)
1
Man, A. & Segal, F.
1
Marie de Solère
1
Maternal Health Division Department of Family Welfare Government of India
1
MDPI Antibiotics
1
Medical Aid Films
1
Medical Information Service MIS
1
Medicines Control Authority of Zimbabwe (MCAZ) | Ministry of Health and Child Care
1
Medicines Control Council (MCC), Department of Health Republic of South Africa
1
Médicos x la salud, Observatorio Venezolano de la Salud
1
Minister for Medical Services
1
Ministere de la Sante et de la Prevention, Senegal
1
Ministere de la Sante, Rwanda
1
Ministere de la Sante, Senegal
1
Ministerio de Salud
1
Ministerio de Salud Pública y Bienestar Social (MSPBS)
1
Ministerio de Salud Pública y Bienestar Social Paraguay
1
Ministerio de salud pública y bienestar social, Paraguay
1
Ministerio de salud y deportes, Bolivia
1
Ministerio de Salud y Protección Social, Colombia
1
Ministerio de Salud, Argentina
1
Ministerio de Salud, Chile
1
Ministerio de Salud, Ecuador
1
Ministerio der Salud Argentina
1
Ministère de la Santè et de la Prévention, Senegal
1
Ministère de la Santè Publique er de la Population, Haiti
1
Ministère de la Santé
1
Ministère de la Santé de Burkina-Faso
1
Ministère de la Santé de Madagascar in collaboration with WHO
1
Ministère de la Santé Direction de la Pharmacie et des Laboratoires (Dr Léon Kessou
1
Ministère de la Santé Publique et de la Population (M.S.P.P.)
1
Ministère de la Santé Publique et de la Population, Haiti
1
Ministère de la Santé Publique et de la Population, Haiti, et al.
1
Ministère de la Santé Publique, DRC
1
MinistÈre de la Santé Sécrétariat General, Direction Generale de la Pharmacie, du Médicament et des Laboratoires, Burkina Faso
1
Ministère des Affaires Étrangères, France
1
Ministry of Health & Family Welfare India
1
Ministry of Health & Family Welfare, Bangladesh
1
Ministry of Health , World Health Organisation (WHO)
1
Ministry of Health and Child Care (MoHCC)
1
Ministry of Health and Ministry of Industry, Federal Democratic Republic of Ethiopia
1
Ministry of Health and Population
1
Ministry of Health and Sanitation Sierra Leone
1
Ministry of Health and Social Welfare (MoHSW), Kingdom of Lesotho
1
Ministry of Health and Social Welfare, India
1
Ministry of Health and Social Welfare, Liberia
1
Ministry of Health and Social Welfare, World Health Organization (WHO) Lesotho Country Office
1
Ministry of Health and Social Welfare, Zimbabwe
1
Ministry of Health Ethiopia
1
Ministry of Health Ghana National Drugs Programme
1
Ministry of Health Malaysia
1
Ministry of Health Nepal
1
Ministry of Health, Republic of Fiji Islands
1
Ministry of Health, Botswana
1
Ministry of Health, Community Development, Gender, Elderly and Children
1
Ministry of Health, Department of Drug Administration
1
Ministry of Health, Department of Traditional Medicine
1
Ministry of Health, Federal Democratic Republic of Ethiopia
1
Ministry of Health, Government of Nepal
1
Ministry of Health, Malawi
1
Ministry of Health, Nepal
1
Ministry of Health, Republic of Rwanda
1
Ministry of Health, Swaziland
1
Ministry of Health, Uganda
1
Minyem, F.
1
Motaleb, Mohammad Abdul
1
National Agency for Food and Drugs Administration and Control (NAFDAC), Nigeria
1
National Centre for Disease Control
1
National Council for Law Reporting with the Authority of the Attorney-General
1
National Department of Health, South Africa
1
National Dept. of Health, South Africa
1
National Drug Authority, Uganda
1
NDoH South Africa
1
Nikiema J. B.
1
Nikiéma J. B., K. Djierro, J. Simpore et al.
1
Nwokike J., Ludeman E., Thumm M.
1
Nyandwi, J.B: et al.
1
Ocades M.
1
Organisation Catholique pour Le Développement et la Solidarité
1
Organisation Mondiale de la Santé (OMS)
1
Organisation Mondiale de la Santé OMS
1
Organización Panamericana de la Salud OPS
1
P. Thierry Houngbo, Tjard De Cock Buning, Joske Bunders, Harry L. S. Coleman, Daton Medenou, Laurent Dakpanon†, Marjolein Zweekhorst
1
Pakoyo Fadhiru Kamba, Munanura Edson Ireeta, Sulah Balikuna et al.
1
Pan American Health Organisation PAHO
1
Pan American Health Organization (PAHO), OPS
1
Parliament of Lesotho
1
Parliament of the United Republic of Tanzania
1
Pepe VLE
1
PEPFAR
1
Pharmaceuticals and Supply Agency
1
Pharmacient sans Frontières
1
Pharmacopoeia Commission for Indian Medicine & Homoeopathy, Ministry of AYUSH, Government of India
1
Pharmacy and Poisons Board, Ministry of Health, Kenya
1
Pharmacy Board of Australia
1
Pharmacy Board of Sierra Leone (PBSR)
1
Pharmacy, Medicines & Poisons Board
1
Pharmacy, Medicines & Poisons Board (PMPB), Malawi
1
Pharmacy, Medicines and Poisons Board, Malawi
1
PLoS ONE
1
Présidence de La République Centrafricaine
1
Prosper C. Ahonlonsou
1
PSA Tansforming The Supply Chain
1
Public Health Foundation India
1
Public Health Research
1
Pusat Data dan Informasi Kementerian Kesehatan RI
1
Raditladi, Tirelo et al.
1
Ramcharitra Shah
1
Republic of Libera, Ministry for Health and Social Welfare
1
Republic of Rwanda, Ministry of Health
1
REPUBLIQUE DEMOCRATIQUE DU CONGO , MINISTERE DE LA SANTÉ, SECRETARIAT GENERAL A LA SANTÉ
1
Republique Democratique du Congo , Ministère de la Santé, Secrétariat General à la Santé
1
REVS PLUS (Responsabilité Espoir Vie Solidarité)
1
République du Bénin
1
Rhodes University
1
Richard Sebastian Silumbe
1
Robert-Koch-Institut RKI
1
Rwanda Medical and Dental Council (RMDC), National Council for Nurses and Midwives (NCNM), National Pharmacy Council (NPC) and Rwanda Allied Health Professionals Council (RAHPC)
1
S. Phanouvong, C. Raymond, L. Krech, Y. Dijiba, B. Mam, P. Lukulay, D. Socheat, T. Sovannarith and C. Sokhan
1
S. Ralandison et al.
1
SAARC Tuberculosis & HIV
1
Sachy, M
1
Sai Sam Hkam
1
SAIDI (South American Infections Diseases Initiative)
1
Sameh Saleeb, Seydou Doumbia
1
Saouadogo H., M. Compaore
1
SAPHRA
1
SCMS
1
SCMS | PEPFAR
1
Serrano, C.R. and A.Amarillo
1
Silve B., A. Ouedraogo
1
Siriam, A.
1
South African Health Products Regulatory Authority (SAPHRA)
1
South African Pharmacy Council
1
Southeast asian J trop med public health
1
Southern African Journal of Anaesthesia and Analgesia
1
Southern Med Review
1
Sunsari Technical College Journal
1
Tanzania Food and Drugs Authority
1
Teleducacion Facultad de Medicina Universidad de Antioquia
1
TFDA
1
The Center For Disease Dynamics, Economics & Policy CDDEP
1
The Ethiopian Public Health Institute
1
The Federal Democratic Republic of Ethiopia
1
The fight against fake drugs by NAFDAC in Nigeria Olike Chinwendu
1
The Government of Zambia
1
The National Formulary Committee, National Drug Policy, DOH Philippines
1
The Republic of the Union of Myanmar, Ministry of Health and Sports
1
Thomson, D., Shivanandan, J. & Brown, T.
1
Thriemer K, Katuala Y, Batoko B, Alworonga J-P, Devlieger H, et al.
1
Toumi A.
1
Touré, F.
1
U.S. Agency for International Development (USAID)
1
United Nations Industrial Develoopment Organization
1
United Office of Drugs and Crime, National Coordinating Unit Nigeria
1
United States Agency for International Development
1
United States Agency for International Development (USAID), SIAPS
1
Université de Gent
1
USAID, SPS, Strengthening Pharmaceutical Systems Program-Kenya
1
USAID, Deliver Project
1
Vivis
1
Wang, S., N. Hoohlo, I. Tshabalala, K. Ntoi, and T. Sepetla
1
WHO
1
Word Health Organisation
1
World Health Organisation WHO
1
World Health Organization (WHO)
1
World Health Organization (WHO), Regional Office for South East Asia
1
World Health Organization, Regional Office for Eastern Mediterranean
1
World Health Organization, Regional Office for the Americas
1
Zafar, S.
1
Zerbo P., J. Millogo-Rasolodimby, O. G.Nacoulma-Ouedraogo
1
Publication Years
Category
Drugs & Medical Equipment
419
Guidelines
82
Policies
36
Studies & Reports
22
Policies & Guidelines HIV & TB
13
COVID-19
11
Capacity Building
6
Women & Child Health
5
Statistics
5
Information, Education and Communication (IEC)
4
Medical Devices & Equipment
3
Community Health
3
Medicines Donations
2
Pharmaceutical Assessments
2
Humanitarian Crisis
2
Other
2
Maternal & Child Health
1
Chagas
1
Parasitology
1
Laboratory Quality Assurance
1
Disease Prevention & Control
1
Pharmacy & Technologies
1
Toolboxes
Essential Medicines & Devices Lists
25
Country specific
12
Reports & Studies
9
Country specific documents
6
Pharmacy Practice
6
Quality Assurance
6
Clinical Guidelines
5
Essential Medicines & Medical Devices
5
Essential Medicines
4
Waste Managment
4
Country Specific
3
Rational use of Medicine
3
Pharmacovigilance
3
Resource Platforms
3
Guidelines & Manuals
3
Surveillance
2
International
2
Studies
2
Essential List
2
Falsified & Substandard
2
Pharmacy Management
2
Medicine Donations
2
Pharmaceutical Assessments
2
Traditional & Herbal Medicines
2
General Guidelines for Rational Use
2
General
1
PPE Personel Protective Equipment
1
Diagnostics & Laboratory Guidance
1
Global Impact: Socio-economic, health services, TB & HIV
1
Access & Strategy
1
Dashboards & Resource Platforms
1
Logistics & Supply
1
Videos
1
Pharmacy
1
Prices and Patents
1
Model Formulary
1
Supply Chain & Store Management
1
Women & Maternal Health
1
Argentina
1
Various Target Groups
1
Videos
1
Health Care Systems
1
General
1
Emergency health kits
1
Chagas
1
Overview, Studies & Reports
1
Assessment & Response
1
Malawi
1
Uganda
1
Stewardship
1
General Public
1
Assessment
1
Int J Health Policy Manag 2017, 6(10), 587–600 Low-income countries face many contextual challenges to manage healthcare technologies effectively, as the majority are imported and resources are constrained to a greater extent. Previous healthcare technology management (HTM) policies in Benin ha... more

Gestion de la Pharmacie dans les Centres de Santé au niveau périphérique

Dr Habib Ganfon; Dr Giraud Ekanmian Centre d’Information Pharmacothérapeutique du Bénin (CIP-BENIN) (2017) C2
Le paludisme, appelé également malaria, ou « Mal‘aria », ce qui signifie « mauvais air », est une maladie qui menace 3 milliards de personnes dans 99 pays dans le monde.1 Les personnes les plus vulnérables sont les jeunes enfants et les femmes enceintes, car c’est parmi cette populatio... more
This article examines the activities of national and international actors in Pharmaceutical Services (PS) in Mozambique from 2007 to 2012, focusing on the public provision of HIV/Aids, malaria and tuberculosis medicines. It describes how PS functions in the country, what actors are involved in this ... more
A comprehensive compilation is provided of the medicinal plants of the Southeast Asian country of Myanmar (formerly Burma). This contribution, containing 123 families, 367 genera, and 472 species, was compiled from earlier treatments, monographs, books, and pamphlets, with some medicinal uses and pr... more
Doc. No.: INS/GDL/001-(Annexes)
Depuis la déclaration des premiers cas de sida au Burkina Faso, les programmes nationaux successifs de lutte contre l’épidémie ont totalement occulté les enjeux sanitaires liés à la consommation de produits psychoactifs. Ainsi, ce n’est qu’en 2010 que les usagers-ères de drogues ont ét... more
The Federal Ministry of Health (FMOH) has been coordinating sector wide reforms that aim to improve equity and quality of health services. It is widely known that; the sector is growing in line the overall growth and transformation plan of the country and the sector is bein... more
This document is the seventh edition of the Ministry of Health’s officially approved prescribers’ and dispensers’ guide for all levels of healthcare. Great effort has been put into aligning the prevailing health insurance benefits package to this edition.
This guidance should be followed if an unlicensed medicine is prepared in a registered pharmacy. The preparation of an unlicensed medicine (for example unlicensed methadone, or menthol in aqueous cream) in a pharmacy is called ‘extemporaneous preparation’. The guidance should be read alon... more
Características farmacológicas y clínicas más relevantes de los Medicamentos Esenciales utilizados en el manejo de las enfermedades infecciosas prevalentes en el primer nivel de atención. La misma se agrupa a su vez en: antibióticos, antimicóticos, antivirales, antiparasitarios y fármacos pa... more
National Vaccination Schedule
Plan Estratégico

Potential for solar thermal heating in South African hospitals

Buckley, A.; D. Fitzgerald, U. Terblanche and K. Kritzinger Centre for Renewable and Sustainable Energy Studies (CRSES) at Stellenbosch University (2018) CC
Lista nacional de medicamentos esentiales